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Ultrasensitive glutathione detection based on lucigenin cathodic electrochemiluminescence in the presence of mno2 nanosheets

文献类型:期刊论文

作者Gao, Wenyue1,2; Liu, Zhongyuan1; Qi, Liming1,2; Lai, Jianping1,2; Kitte, Shimeles Addisu1,2; Xu, Guobao1
刊名Analytical chemistry
出版日期2016-08-02
卷号88期号:15页码:7654-7659
ISSN号0003-2700
DOI10.1021/acs.analchem.6b01491
通讯作者Xu, guobao(guobaoxu@ciac.ac.cn)
英文摘要Glutathione (gsh) is a crucial antioxidant produced endogenously and plays key roles in biological systems. it is vitally important to design simple, selective, and sensitive methods to sense gsh and monitor changes of gsh concentration. in this work, the cathodic electrochemiluminescence (ecl) of lucigenin in the presence of mno2 nanosheets at a glassy carbon electrode was utilized for gsh detection. gsh can reduce mno2 nanosheets into mn2+ which can obviously inhibit the ecl of lucigenin. the ecl inhibition efficiencies increase linearly with the concentrations of glutathione in the range of 10 to 2000 nm. the detection limit for gsh measurement is 3.7 nm. this proposed method is highly sensitive, selective, simple, fast, and cost-effective. moreover, this approach can detect gsh in human serum samples with excellent recoveries, which indicates its promising application under physiological conditions.
WOS关键词ELECTROGENERATED CHEMILUMINESCENCE ; SILICA NANOPARTICLES ; LITHIUM BATTERIES ; FLUORESCENT-PROBE ; QUANTUM DOTS ; ELECTRODES ; SENSOR ; NANOCOMPOSITE ; CYSTEINE ; ECL
WOS研究方向Chemistry
WOS类目Chemistry, Analytical
语种英语
WOS记录号WOS:000380967800033
出版者AMER CHEMICAL SOC
URI标识http://www.irgrid.ac.cn/handle/1471x/2374373
专题中国科学院大学
通讯作者Xu, Guobao
作者单位1.Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Electroanalyt Chem, Changchun 130022, Jilin, Peoples R China
2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
推荐引用方式
GB/T 7714
Gao, Wenyue,Liu, Zhongyuan,Qi, Liming,et al. Ultrasensitive glutathione detection based on lucigenin cathodic electrochemiluminescence in the presence of mno2 nanosheets[J]. Analytical chemistry,2016,88(15):7654-7659.
APA Gao, Wenyue,Liu, Zhongyuan,Qi, Liming,Lai, Jianping,Kitte, Shimeles Addisu,&Xu, Guobao.(2016).Ultrasensitive glutathione detection based on lucigenin cathodic electrochemiluminescence in the presence of mno2 nanosheets.Analytical chemistry,88(15),7654-7659.
MLA Gao, Wenyue,et al."Ultrasensitive glutathione detection based on lucigenin cathodic electrochemiluminescence in the presence of mno2 nanosheets".Analytical chemistry 88.15(2016):7654-7659.

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来源:中国科学院大学

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